Which of the following is the best definition of dependent variable?
It is the measured variable that may change depending upon manipulation of
an experimental variable.
It is any unmeasured variable that is not controlled within the context of the
experiment.
It is the variable that is intentionally manipulated by the researcher.
It is one of the external variables that cannot be controlled by the researcher.
Question 2Which of the following is the major drawback to observational research?
It must be done in a laboratory setting.
It cannot be generalized to other populations.
It does not allow us to identify cause-and-effect relationships.
It violates the ethical standards of research.
Question 3Identify an example of scientific observation.
asking employers about their employee's assertive behavior
asking teachers to rate children's activity levels in the classroom
watching motherchild interactions at home
bringing people to a laboratory to measure memory ability
Question 4Scientific observation permits:
a.the study of individuals behaving as they normally do.
b.determination of cause-and-effect relationships.
c.precise control of the environment.
d.systematic manipulation of variables.
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